Page 4 of 258 Issue 10 (01/10/2004)
9. SLE 2000 HFO Set up and Calibration ......................................................................40
9.1. Recommended Equipment.................................................................................40
10. Step 1: Pneumatic Module Initial Setup ..................................................................40
10.1. Internal Pressure Regulator..............................................................................40
10.2. O2Cell Flow Needle Valve ...............................................................................40
10.3. Fresh Gas Flow Needle Valve..........................................................................40
11. Step 2: Electronic Module Setup .............................................................................41
11.1. Power Supply Unit............................................................................................41
11.1.1. Voltage verification and setting ..................................................................41
11.2. Ventilator CPU Board (A0702/04)....................................................................42
11.2.1. System Watchdog......................................................................................42
11.2.2. U18/26(ADC)..............................................................................................42
11.2.3. Buffered transducer output.........................................................................42
11.2.4. Fresh Gas Block and Leak Alarm ..............................................................43
11.2.5. Patient Purge Pressure Display Compensation.........................................43
11.2.6. Maximum Inspiration Time.........................................................................44
11.2.7. Airway Trigger Calibration..........................................................................44
11.2.8. PTV sensitivity control................................................................................44
11.3. Motor Drive Board (A0739/02)..........................................................................45
11.4. HFO Main Board (A0736/03)............................................................................45
11.4.1. Scaling of pressure LCD display................................................................45
11.4.2. Bargraph Calibration..................................................................................46
11.4.3. One second timer.......................................................................................46
11.4.4. Motor Stall Alarm........................................................................................46
11.4.5. Fan Fail Alarm Verification.........................................................................46
11.4.6. HFO Rate Display......................................................................................47
11.4.7. HFO Alarm.................................................................................................47
11.5. Alarm module and oxygen conditioning circuit (A0738/02)...............................47
11.5.1. Oxygen Calibration.....................................................................................47
11.5.2. Alarm sounder volume...............................................................................47
11.6. Pressure Drift Monitor Board (A0745)...............................................................48
12. Stage 3: Pneumatic Module Final Setup .................................................................49
13. Operational Verification ............................................................................................50
13.1. Basic Operation................................................................................................50
13.2. HFO Modulation ...............................................................................................51
13.3. Display Timebase.............................................................................................52
13.4. Display Pressure Range...................................................................................52
13.5. Freeze Push-Button..........................................................................................53
13.6. HFO FAIL..........................................................................................................53
13.7. FAN FAIL..........................................................................................................53
13.8. Slow Rise Waveform ........................................................................................53
13.9. PTV Mode.........................................................................................................53
13.10. SIMV Mode.....................................................................................................54
13.11. Block and Leak alarms....................................................................................54
